Error when I try save a policy in "Index Lifecycle"

When I try edit or make a new policy return this message:

Error saving lifecycle policy logs

400: Bad Request. [request body._meta]: definition for this key is missing

This is my config:

readonlyrest:
    audit_collector: true
    access_control_rules:


    - name: "::LOGSTASH::"
      auth_key: logstash:logstash
      verbosity: error

    - name: "::APM::"
      auth_key: apmserver:apmserver
      verbosity: error

    - name: "::KIBANA-SRV::"
      auth_key: kibana:kibana
      kibana_access: unrestricted

    - name: "::FILEBEAT::"
      auth_key: filebeat:filebeat
      verbosity: error

    - name: "::RO::"
      auth_key: ro:dev
      kibana_access: ro
      indices: [ ".kibana", "logstash-*"]
      kibana_hide_apps: [ "Security", "Enterprise Search"]

    - name: "::RW::"
      auth_key: rw:dev
      kibana_access: rw
      indices: [".kibana", "logstash-*"]
      kibana_hide_apps: [ "Security", "Enterprise Search"]


    - name: "::ADMIN::"
      auth_key: elastic:teste
      # KIBANA ADMIN ACCESS NEEDED TO EDIT SECURITY SETTINGS IN ROR KIBANA APP!

    - name: "::WEBSITE SEARCH BOX::"
      indices: ["public"]
      actions: ["indices:data/read/*"]

    - name: "ldapA"
      type: allow
      ldap_auth:
        name: "ldap1"
        groups: ["GG_ApoioTecnologico"]

    - name: "ldapU"
      type: allow
      ldap_auth:
        name: "ldap1"
        groups: ["GG_ELK_IGESP"]
      kibana_access: ro
      indices: [ ".kibana", "*igesp*"]
      kibana_hide_apps: [ "Security", "Enterprise Search"]

    ldaps:
.
.
.